package com.liteng.shadow.core.filter;

import com.liteng.shadow.core.utils.XssWrapper;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;

public class XssFilter
  implements Filter
{
  private FilterConfig filterConfig = null;
  
  public void init(FilterConfig filterConfig)
    throws ServletException
  {
    this.filterConfig = filterConfig;
  }
  
  public void destroy()
  {
    this.filterConfig = null;
  }
  
  public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
    throws IOException, ServletException
  {
    chain.doFilter(new XssWrapper((HttpServletRequest)request), response);
  }
}
